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DR. AAMER ARIF KHAN
NPI 1922440676
Emergency Medicine in Dover, DE

Active since July 23, 2013PECOS EnrolledAccepts Medicare Assignment
640 S STATE ST, DOVER, DE 19901(302) 744-6156 Get Directions Write a Review

NPPES record last updated: October 25, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Aamer Arif Khan NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. AAMER ARIF KHAN (NPI 1922440676) is an individual emergency medicine provider in Dover, Delaware, licensed in Delaware (C1-0013046) and active in the NPI registry since July 2013. He is enrolled in Medicare PECOS and is a graduate of Other (2009).

NPPES Registry Identity

NPI1922440676
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameDR. AAMER ARIF KHAN
Location Address640 S STATE STDover, DE 19901-3530
Mailing Address640 S State St # 1005Dover, DE 19901-3530 · (302) 430-5614
Phone(302) 744-6156
Sole ProprietorNo
Medical School CMSOtherGraduated 2009
Enumeration DateJuly 23, 2013
Last NPPES UpdateOctober 25, 2021
NPPES CertifiedOctober 25, 2021
✔ NPI 1922440676 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License✔ Licensed in DE · C1-0013046
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
640 S STATE ST, Dover, DE 19901
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Aamer Arif Khan is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID9234417213
PECOS Enrollment IDI20190628000704
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Aamer Khan reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Bayhealth Emergency Physicians LLC
Same address
Emergency Medicine
640 S STATE ST
Dover, DE 19901
  • Reassigned Medicare billing, Delaware enrollment
  • 142 clinicians in this Medicare group
NPI 1073012696 (855) 691-9890
Bayhealth Medical Center, Inc.
Same address
Emergency Medicine
640 S STATE ST
Dover, DE 19901
  • Reassigned Medicare billing, Delaware enrollment
  • 84 clinicians in this Medicare group
NPI 1679072144 (302) 744-7113

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 8

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
390 services382 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
138 services137 patients
Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
72 services71 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
55 services55 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
52 services52 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
42 services42 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 19901 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$88.37 typical visit price
range $57.12 – $173.08
Typical copayment $22.09 (range $14.28 – $43.27)
Most-billed visit code 99203
Established Patient
$100.68 typical visit price
range $18.36 – $141.05
Typical copayment $25.17 (range $4.59 – $35.26)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

JOHN MCARTOR
Pharmacist
640 S STATE ST
DOVER, DE 19901
Kent County (302) 744-7018
FRANCIS LIM MD
Internal Medicine
640 S STATE ST
DOVER, DE 19901
Kent County (419) 276-1194
SUMUKH ARUN KUMAR MD
Internal Medicine (Hematology & Oncology)
640 S STATE ST
DOVER, DE 19901
Kent County (302) 674-4700
ABIGAIL KOZHUHAROV
Nurse Practitioner (Acute Care)
640 S STATE ST
DOVER, DE 19901
Kent County (302) 674-4700
SAFWAN MUHAMMAD MD
Internal Medicine
640 S STATE ST
DOVER, DE 19901
Kent County (879) 022-5410
MS. REBECCA SUZANNE ANTAL PA-C
Physician Assistant
640 S STATE ST
DOVER, DE 19901
Kent County (302) 674-4700
DONNA MARIE SHORT R.PH.
Pharmacist
640 S STATE ST, PHARMACY
DOVER, DE 19901
Kent County (302) 744-7018
MARY KATHERINE TROYER RN
Registered Nurse (Critical Care Medicine)
640 S STATE ST
DOVER, DE 19901
Kent County (302) 674-4700

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Aamer Khan's NPI number?

The NPI number for Aamer Khan is 1922440676. It was assigned to this individual provider in the NPPES registry on July 23, 2013.

Where is Aamer Khan located?

Aamer Khan practices at 640 S State St, Dover, DE 19901. The listed phone number is (302) 744-6156.

What is Aamer Khan's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Aamer Khan enrolled in Medicare?

Yes. Aamer Khan is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Aamer Khan's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Aamer Khan reassigns Medicare benefits to 2 organizations: Bayhealth Emergency Physicians LLC (Dover, DE) and Bayhealth Medical Center, Inc. (Dover, DE). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Aamer Khan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Aamer Khan was last updated on October 25, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.